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wariber [46]
3 years ago
6

Nellie is buying bird seed to put in her bird feeders. she uses about 10 pounds of bird seed each week, but has room to store an

y extra that she purchases.the bird seed comes in 3 different sizes as given below: 3.5 pounds for $2.52 7.5 pounds for $5.40 11 pounds for $7.92 nellie is trying to be a smart shopper and get the best deal on the bird seed. which size bag of bird seed should nellie buy?
Mathematics
2 answers:
worty [1.4K]3 years ago
7 0

Answer:

The answer is C I just took the test on edge.

Step-by-step explanation:

neonofarm [45]3 years ago
6 0
Nellie has to calculate the price per pound for every bag.

1) 2.52 / 3.5 = 0.72 $/lb
2) 5.40/7.5 = 0.72 $/lb
3) 7.92/11 = 0.72 $/lb

Then,  price per pound  is the same for any bag. There is no advantage of purchasing one or other, given that she can store any quantity.
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Lily had 95 inches of yarn. After cutting 4 pieces that were each the same length, she had 15 inches of yarn left.
Anika [276]
Each was 10 inches because she had 95 and 95-15=40 divided by 4 = 10
6 0
3 years ago
Read 2 more answers
Please help
EleoNora [17]
Let x= Kiera, y=Larry, z=Gita
"Kiera picked twice as many pounds as Larry" x=2y
"Kiera picked 3 times as many pounds as Gita" x=3z
"Total weight is 8360" x+y+z=8360
substitute in values
x+y+z=8360
3z+1.5z+z=8360
z=1520
x= 3*1520=4560
y=4560/2=2280
3 0
3 years ago
Find f(-2) for f(x)=2×3^x<br>a.-18<br>b.1/18<br>c.-36<br>d.2/9
Xelga [282]
F(-2) = 2• 3^-2
f(-2)= 2• 1/ (3^2)
f(-2) = 2/9
Answer is d.
4 0
3 years ago
A contractor charges $273 to tile a 120-square-foot patio and $368 to tile a 170-square-foot patio. The contractor charged a cus
const2013 [10]

To solve this problem you can apply the proccedure shown below:

1. You have that the contractor charges273dollars to tile a 120ft^{2} patio and 368dollars to tile a 170ft^{2}. Then, you have:

170ft^{2}-120ft^{2}  =50ft^{2}

368dollars-273dollars=95dollars

2. As you can see, the price increases 95dollars each 50ft^{2}. Therefore, based on this, if the contractor charged a customer 539dolllars to tile a patio, you can calculate the difference between the first price and this one:

539dollars-273dollars=266dollars

3. Then, if the price increases 95dollars each 50ft^{2}, the area of this patio is:

A=120 ft^{2}+\frac{(266dollars)(50ft^{2})}{95dollars}  \\ A= 260ft^{2}

The answer is: 260ft^{2}

4 0
3 years ago
I NEED HELP PLEASE !!
nasty-shy [4]

A. Yes, it's true that the domain is {x | x is a real number}.

B. No, the range of f is (-∞, 0].

C. No, f is only decreasing over the interval (0, ∞).

D. Yes, The point (0,0) is a maximum.

E. No, since (0,0) is already a maximum and it's a zero so there is only one x-intercept.

6 0
3 years ago
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